wayne lapierre or mike bloomberg? it's monday, march 25th, and this is now. >> joining me today, former pennsylvania governor, and nbc news political analyst and current governor of "now," ed rendell. managing editor of the grio.com and soon-to-be lieutenant governor of "now," joy reed. >> and assistant managing editor for "time" magazine, rona. congress may be on spring break, but mayor michael bloomberg is at work. his group, mayors against ill leelg guns announced it will drop $12 million on a tv advertising campaign against 13 states. >> guns are for hunting and protecting my family. i believe in the second amendment and i'll fight to protect it. but with rights come responsibilities. that's why i support comprehensive background checks. so criminals and the dangerously mentally ill can't buy guns. that protects my rights and my family. >> yesterday in an interview with david gregory, mayor bloomberg continued the full-court press. >> we're trying to do everything we can to impress upon the senators, that this is